The Viz Screw-On Biketrials Cog is a high-performance component designed for demanding biketrial riders. Crafted from CNC-machined steel, it offers exceptional strength and durability while maintaining a lightweight profile. The cog is available in 12T, 14T, 15T, and 16T variants, allowing riders to choose the best fit for their setup. To optimize weight reduction without compromising strength, the design incorporates precision-carved holes, enhancing both performance and efficiency. Engineered for a secure screw-on fit, this cog ensures reliable power transfer and longevity, making it an essential upgrade for serious biketrial enthusiasts.